forked from mirrors/linux
770b93e9ee
gfxhub is the memory controller hub for gfx and sdma.
v1: add place holder and initial basic functions (Ray)
v2: replace the refernce to legacy mc structure with gmc structure
remove the direct use of gart.table_addr (Hawking)
v3: switch to use amdgpu_gmc_pd_addr (Hawking)
v4: squash in updates (Alex)
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
/*
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* Copyright 2019 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __GFXHUB_V2_0_H__
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#define __GFXHUB_V2_0_H__
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u64 gfxhub_v2_0_get_fb_location(struct amdgpu_device *adev);
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int gfxhub_v2_0_gart_enable(struct amdgpu_device *adev);
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void gfxhub_v2_0_gart_disable(struct amdgpu_device *adev);
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void gfxhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev,
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bool value);
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void gfxhub_v2_0_init(struct amdgpu_device *adev);
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u64 gfxhub_v2_0_get_mc_fb_offset(struct amdgpu_device *adev);
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#endif
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